EP 0880365 B1 20040421 - TREATMENT OF CONTACT LENSES WITH AN AQUEOUS SOLUTION INCLUDING SULFOBETAINE COMPOUNDS
Title (en)
TREATMENT OF CONTACT LENSES WITH AN AQUEOUS SOLUTION INCLUDING SULFOBETAINE COMPOUNDS
Title (de)
BEHANDLUNG VON KONTAKTLINSEN MIT EINER WÄSSRIGEN SULFOBETAINE ENTHALTENDEN LÖSUNG
Title (fr)
TRAITEMENT DE LENTILLES CORNEENNES PAR UNE SOLUTION AQUEUSE COMPORTANT DES COMPOSES DE SULFOBETAINE
Publication
Application
Priority
- US 9701765 W 19970130
- US 1081496 P 19960130
Abstract (en)
[origin: WO9727877A1] The present invention provides methods for treating contact lenses and compositions for the same. The present invention includes contacting a lens with an aqueous solution comprising a sulfobetaine compound represented by formula (I) wherein: R1 is an alkyl group having from 8 to 30 carbon atoms, R2 and R3 are individually hydrogen or alkyl groups having from 1 to 4 carbon atoms, and R4 is an alkyl group having from 2 to 6 carbon atoms. In preferred embodiments of the invention, the subject compounds are used in combination with antimicrobial agents for providing simultaneous disinfection and cleaning of contact lenses.
IPC 1-7
IPC 8 full level
A61L 12/14 (2006.01); C11D 1/92 (2006.01); C11D 3/00 (2006.01)
CPC (source: EP US)
A61L 12/142 (2013.01 - EP US); A61L 12/143 (2013.01 - EP US); C11D 1/92 (2013.01 - EP US); C11D 3/0078 (2013.01 - EP US); Y10S 134/901 (2013.01 - EP)
Designated contracting state (EPC)
DE ES FR GB IE IT
DOCDB simple family (publication)
WO 9727877 A1 19970807; AU 1856797 A 19970822; CA 2245174 A1 19970807; CA 2245174 C 20020514; DE 69728752 D1 20040527; DE 69728752 T2 20050331; EP 0880365 A1 19981202; EP 0880365 B1 20040421; ES 2219751 T3 20041201; US 5765579 A 19980616
DOCDB simple family (application)
US 9701765 W 19970130; AU 1856797 A 19970130; CA 2245174 A 19970130; DE 69728752 T 19970130; EP 97904216 A 19970130; ES 97904216 T 19970130; US 79504897 A 19970130